How many unique non-self-intersecting paths are there between opposing vertices of a cube along the edges of that cube?

The triangles are similar. what is the value of x? x=

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.